Inconel 725 Forgings
B637, N07725
Inconel 725 Forgings are components manufactured from chromium nickel alloy with additions of aluminium, titanium and high carbon content. Inconel 725 Forgings have good strength and excellent resistance to oxidation, sulfidation and carburization at elevated temperatures. TorqBolt is an eminent Inconel 725 forged ring supplier in India.
Inconel 725 Properties
Inconel 725 Chemical Requirements
| Composition Limits, % | Element | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | C | Mn | Si | P | S | Cr | Co | Mo | Nb + Ta | Ti | Al | Zr | B | Fe | Cu | Ni | Ta | Nb | W | V |
| UNS N07725 | 0.03 max | 0.35 max | 0.20 max | 0.015 max | 0.010 max | 19.00-22.50 | ... | 7.00-9.50 | 2.75-4.00 | 1.00-1.70 | 0.35 max | ... | ... | remainderB | ... | 55.0-59.0 | ... | ... | ... | ... |
Inconel 725 Mechanical Requirements
Tensile and Hardness Requirements
| UNS | Heat Treatment | Tensile Strength, min, psi (MPa) |
Yield Strength (0.2 % offset), min, psi (MPa) |
Elongation in 2 in. (50 mm) or 4D, min, % |
Reduction of Area, min, % |
Brinell or (Rockwell C) Hardness |
|---|---|---|---|---|---|---|
| ASTM B637 UNS N07725 | solution + precipitation harden | 150 000 (1034) | 120 000 (827) | 20 | 35 | 393 max (43, Rc max) |
Stress Rupture Requirements
| UNS | Heat Treatment | Test Temperature, °F (°C) |
Stress, psi (MPa)B | Minimum Hours | Elongation in 2 in. or 50 mm (or 4D), min, % |
|---|---|---|---|---|---|
| ASTM B637 UNS N07725A | solution + precipitation harden | ... | ... | ... | ... |